package drds.global_transaction.resource_manager.proxy.datasource;

import java.sql.Array;
import java.sql.Blob;
import java.sql.CallableStatement;
import java.sql.Clob;
import java.sql.Connection;
import java.sql.DatabaseMetaData;
import java.sql.NClob;
import java.sql.PreparedStatement;
import java.sql.SQLClientInfoException;
import java.sql.SQLException;
import java.sql.SQLWarning;
import java.sql.SQLXML;
import java.sql.Savepoint;
import java.sql.Statement;
import java.sql.Struct;
import java.util.Map;
import java.util.Properties;
import java.util.concurrent.Executor;

import drds.global_transaction.resource_manager.proxy.resource_manager.DataSourceProxy;
import drds.global_transaction.resource_manager.proxy.resource_manager.PreparedStatementProxy;
import drds.global_transaction.resource_manager.proxy.resource_manager.StatementProxy;
import lombok.Getter;
import lombok.Setter;

public abstract class AbstractConnectionProxy implements Connection
{
	@Setter
	@Getter
	protected DataSourceProxy dataSourceProxy;
	@Setter
	@Getter
	protected Connection connection;

	/**
	 * @param dataSourceProxy
	 * @param connection      从连接池获取的数据库连接
	 */
	public AbstractConnectionProxy(DataSourceProxy dataSourceProxy, Connection connection)
	{
		this.dataSourceProxy = dataSourceProxy;
		this.connection = connection;
	}

	@Override
	public Statement createStatement() throws SQLException
	{
		Statement statement = getConnection().createStatement();
		return new StatementProxy(this, statement);
	}

	@Override
	public PreparedStatement prepareStatement(String sql) throws SQLException
	{
		PreparedStatement preparedStatement = getConnection().prepareStatement(sql);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public CallableStatement prepareCall(String sql) throws SQLException
	{
		throw new UnsupportedOperationException();
	}

	@Override
	public String nativeSQL(String sql) throws SQLException
	{
		return connection.nativeSQL(sql);
	}

	@Override
	public boolean getAutoCommit() throws SQLException
	{
		return connection.getAutoCommit();
	}

	@Override
	public void close() throws SQLException
	{
		connection.close();
	}

	@Override
	public boolean isClosed() throws SQLException
	{
		return connection.isClosed();
	}

	@Override
	public DatabaseMetaData getMetaData() throws SQLException
	{
		return connection.getMetaData();
	}

	@Override
	public boolean isReadOnly() throws SQLException
	{
		return connection.isReadOnly();
	}

	@Override
	public void setReadOnly(boolean readOnly) throws SQLException
	{
		connection.setReadOnly(readOnly);

	}

	@Override
	public String getCatalog() throws SQLException
	{
		return connection.getCatalog();
	}

	@Override
	public void setCatalog(String catalog) throws SQLException
	{
		connection.setCatalog(catalog);

	}

	@Override
	public int getTransactionIsolation() throws SQLException
	{
		return connection.getTransactionIsolation();
	}

	@Override
	public void setTransactionIsolation(int level) throws SQLException
	{
		connection.setTransactionIsolation(level);

	}

	@Override
	public SQLWarning getWarnings() throws SQLException
	{
		return connection.getWarnings();
	}

	@Override
	public void clearWarnings() throws SQLException
	{
		connection.clearWarnings();

	}

	@Override
	public Statement createStatement(int resultSetType, int resultSetConcurrency) throws SQLException
	{
		Statement statement = connection.createStatement(resultSetType, resultSetConcurrency);
		return new StatementProxy<Statement>(this, statement);
	}

	@Override
	public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency) throws SQLException
	{
		PreparedStatement preparedStatement = connection.prepareStatement(sql, resultSetType, resultSetConcurrency);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency) throws SQLException
	{
		throw new UnsupportedOperationException();
	}

	@Override
	public Map<String, Class<?>> getTypeMap() throws SQLException
	{
		return connection.getTypeMap();
	}

	@Override
	public void setTypeMap(Map<String, Class<?>> map) throws SQLException
	{
		connection.setTypeMap(map);

	}

	@Override
	public int getHoldability() throws SQLException
	{
		return connection.getHoldability();
	}

	@Override
	public void setHoldability(int holdability) throws SQLException
	{
		connection.setHoldability(holdability);

	}

	@Override
	public Savepoint setSavepoint() throws SQLException
	{
		return connection.setSavepoint();
	}

	@Override
	public Savepoint setSavepoint(String name) throws SQLException
	{
		return connection.setSavepoint(name);
	}

	@Override
	public void rollback(Savepoint savepoint) throws SQLException
	{
		connection.rollback(savepoint);

	}

	@Override
	public void releaseSavepoint(Savepoint savepoint) throws SQLException
	{
		connection.releaseSavepoint(savepoint);

	}

	@Override
	public Statement createStatement(int resultSetType, int resultSetConcurrency, int resultSetHoldability) throws SQLException
	{
		Statement statement = connection.createStatement(resultSetType, resultSetConcurrency, resultSetHoldability);
		return new StatementProxy<Statement>(this, statement);
	}

	@Override
	public PreparedStatement prepareStatement(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability) throws SQLException
	{
		PreparedStatement preparedStatement = connection.prepareStatement(sql, resultSetType, resultSetConcurrency, resultSetHoldability);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public CallableStatement prepareCall(String sql, int resultSetType, int resultSetConcurrency, int resultSetHoldability) throws SQLException
	{
		throw new UnsupportedOperationException();
	}

	@Override
	public PreparedStatement prepareStatement(String sql, int autoGeneratedKeys) throws SQLException
	{
		PreparedStatement preparedStatement = connection.prepareStatement(sql, autoGeneratedKeys);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public PreparedStatement prepareStatement(String sql, int[] columnIndexes) throws SQLException
	{
		PreparedStatement preparedStatement = connection.prepareStatement(sql, columnIndexes);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public PreparedStatement prepareStatement(String sql, String[] columnNames) throws SQLException
	{
		PreparedStatement preparedStatement = connection.prepareStatement(sql, columnNames);
		return new PreparedStatementProxy(this, preparedStatement, sql);
	}

	@Override
	public Clob createClob() throws SQLException
	{
		return connection.createClob();
	}

	@Override
	public Blob createBlob() throws SQLException
	{
		return connection.createBlob();
	}

	@Override
	public NClob createNClob() throws SQLException
	{
		return connection.createNClob();
	}

	@Override
	public SQLXML createSQLXML() throws SQLException
	{
		return connection.createSQLXML();
	}

	@Override
	public boolean isValid(int timeout) throws SQLException
	{
		return connection.isValid(timeout);
	}

	@Override
	public void setClientInfo(String name, String value) throws SQLClientInfoException
	{
		connection.setClientInfo(name, value);

	}

	@Override
	public String getClientInfo(String name) throws SQLException
	{
		return connection.getClientInfo(name);
	}

	@Override
	public Properties getClientInfo() throws SQLException
	{
		return connection.getClientInfo();
	}

	@Override
	public void setClientInfo(Properties properties) throws SQLClientInfoException
	{
		connection.setClientInfo(properties);

	}

	@Override
	public Array createArrayOf(String typeName, Object[] elements) throws SQLException
	{
		return connection.createArrayOf(typeName, elements);
	}

	@Override
	public Struct createStruct(String typeName, Object[] attributes) throws SQLException
	{
		return connection.createStruct(typeName, attributes);
	}

	@Override
	public String getSchema() throws SQLException
	{
		return connection.getSchema();
	}

	@Override
	public void setSchema(String schema) throws SQLException
	{
		connection.setSchema(schema);

	}

	@Override
	public void abort(Executor executor) throws SQLException
	{
		connection.abort(executor);

	}

	@Override
	public void setNetworkTimeout(Executor executor, int milliseconds) throws SQLException
	{
		connection.setNetworkTimeout(executor, milliseconds);
	}

	@Override
	public int getNetworkTimeout() throws SQLException
	{
		return connection.getNetworkTimeout();
	}

	@Override
	public <T> T unwrap(Class<T> iface) throws SQLException
	{
		return connection.unwrap(iface);
	}

	@Override
	public boolean isWrapperFor(Class<?> iface) throws SQLException
	{
		return connection.isWrapperFor(iface);
	}
}
